chore: add .c8rc file (#224)

* chore: add `.c8rc` file

* add `"src/build/"` to global ignores

Author: fasttime

.c8rc

@@ -0,0 +1,5 @@
+{
+	"include": ["src/**/*.js"],
+	"reporter": ["lcov", "text-summary", "cobertura"],
+	"sourceMap": true
+}

eslint.config.js

@@ -31,16 +31,21 @@ const eslintPluginTestsRecommendedConfig =
 //-----------------------------------------------------------------------------
 
 export default defineConfig([
-	globalIgnores(["**/tests/fixtures/", "**/dist/", "test.css"]),
+	globalIgnores([
+		"**/tests/fixtures/",
+		"**/dist/",
+		"test.css",
+		"coverage/",
+		"src/build/",
+	]),
 
 	...eslintConfigESLint.map(config => ({
 		files: ["**/*.js"],
 		...config,
 	})),
 	{
 		plugins: { json },
-		files: ["**/*.json"],
-		ignores: ["**/package-lock.json"],
+		files: ["**/*.json", ".c8rc"],
 		language: "json/json",
 		extends: ["json/recommended"],
 	},

package.json

@@ -71,8 +71,8 @@
     "fmt": "prettier --write .",
     "fmt:check": "prettier --check .",
     "test": "mocha tests/**/*.js",
-    "test:jsr": "npx jsr@latest publish --dry-run",
     "test:coverage": "c8 npm test",
+    "test:jsr": "npx jsr@latest publish --dry-run",
     "test:types": "npm run build && tsc -p tests/types/tsconfig.json"
   },
   "keywords": [
@@ -90,7 +90,7 @@
   },
   "devDependencies": {
     "@eslint/json": "^0.13.0",
-    "c8": "^9.1.0",
+    "c8": "^10.1.3",
     "compute-baseline": "^0.3.1",
     "dedent": "^1.5.3",
     "eslint": "^9.31.0",